package com.teacher;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import com.utils.DaoFactory;
/**
 * Servlet implementation class TeacherLogin
 */
@WebServlet("/TeacherLogin")
public class TeacherLogin extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public TeacherLogin() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doPost(request, response);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		request.setCharacterEncoding("utf-8");
		HttpSession session = request.getSession();
		String id=request.getParameter("teacher_id");
		String pwd=request.getParameter("teacher_pwd");
//		if(id.equals("teacher")&&pwd.equals("123456")) {
//			session.setAttribute("teacher", id);
//			response.sendRedirect("teacher/teacher_main.jsp");
//		}
//		else {
//			response.sendRedirect("index.jsp");
//		}
		String login=DaoFactory.getTeacherDaoInstance().login(id, pwd);
		if(login.equals("teacher")||login.equals("admin")) {
			session.setAttribute("teacher", id);
			response.sendRedirect("teacher/teacher_main.jsp");
		}
		else {
			response.sendRedirect("index.jsp");
		}
	}

}
